document.write( "Question 1044103: How many 4-letter combinations can be made from the word MATHLOVER if...
\n" ); document.write( "A.) no repetition of letters is permitted:______
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Algebra.Com's Answer #659356 by ikleyn(52777)\"\" \"About 
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\n" ); document.write( "On combinations and permutations see the lessons\r
\n" ); document.write( "\n" ); document.write( "    - Introduction to Permutations\r
\n" ); document.write( "\n" ); document.write( "    - PROOF of the formula on the number of Permutations\r
\n" ); document.write( "\n" ); document.write( "    - Problems on Permutations\r
\n" ); document.write( "\n" ); document.write( "    - Introduction to Combinations\r
\n" ); document.write( "\n" ); document.write( "    - PROOF of the formula on the number of Combinations\r
\n" ); document.write( "\n" ); document.write( "    - Problems on Combinations\r
\n" ); document.write( "\n" ); document.write( "in this site.\r
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